diff --git a/src/compiler/transformers/destructuring.ts b/src/compiler/transformers/destructuring.ts index b4473e6a261..48403cc89db 100644 --- a/src/compiler/transformers/destructuring.ts +++ b/src/compiler/transformers/destructuring.ts @@ -42,7 +42,7 @@ namespace ts { let value: Expression; if (isDestructuringAssignment(node)) { value = node.right; - while (isEmptyObjectLiteralOrArrayLiteral(node.left)) { + while (isEmptyArrayLiteral(node.left) || isEmptyObjectLiteral(node.left)) { if (isDestructuringAssignment(value)) { location = node = value; value = node.right; diff --git a/src/compiler/utilities.ts b/src/compiler/utilities.ts index 97137090d38..34c7a0bdb02 100644 --- a/src/compiler/utilities.ts +++ b/src/compiler/utilities.ts @@ -3093,15 +3093,14 @@ namespace ts { (node.parent.kind === SyntaxKind.PropertyAccessExpression && (node.parent).name === node); } - export function isEmptyObjectLiteralOrArrayLiteral(expression: Node): boolean { - const kind = expression.kind; - if (kind === SyntaxKind.ObjectLiteralExpression) { - return (expression).properties.length === 0; - } - if (kind === SyntaxKind.ArrayLiteralExpression) { - return (expression).elements.length === 0; - } - return false; + export function isEmptyObjectLiteral(expression: Node): boolean { + return expression.kind === SyntaxKind.ObjectLiteralExpression && + (expression).properties.length === 0; + } + + export function isEmptyArrayLiteral(expression: Node): boolean { + return expression.kind === SyntaxKind.ArrayLiteralExpression && + (expression).elements.length === 0; } export function getLocalSymbolForExportDefault(symbol: Symbol) {